heavy water

Trumborm at dc37a.nci.nih.gov (Mark W. Trumbore) writes:
>In article <wolk-0904951444470001 at koh-mac49.usc.edu>, wolk at aludra.usc.edu>(wendy wolk) wrote:
>> Can anyone tell me the chemical formula for heavy water and in what dosage
>> is it harmful. Also what are the symptoms of someone who has ingested too
>> much.
>> I need this info for a sci-fi screenplay that I am writing. (I am not
>> planning an elaborate murder.) :)
>> -Wendy Wolk
>> USC Cinema/TV
:>The formual for heavy water is D2O (D = deuterium). You have to consume a
:>huge amount of heavy water for it to be toxic.
>--
>Mark W. Trumbore
>National Institutes of Health
>National Cancer Institute
What would be the symptoms? Also, would consuming air/water/food that
contains pure O18 (heavy oxygen) also be pathologic?
--
<pb>
/ "In evolution, sometimes you're a fly. \
/ Other times, you're the windshield." \
Louis Psihoyos